OpenTechnical

OT-2026-000086969

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000086969) never changes.

Identity and time

Publication numberOT-2026-000086969 · never reused
Internal UUID01a0ae9a-80a5-7c38-941d-c41abfde9b98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086969
StatusPUBLIC

Content hashes

Canonical texteedc7bd0536ec4e6e2f6640922b57bbb9129d150b2cecb0f281005b528f0d357
Markdownfd84c4175ba421efbff2eccb1f10c09b752bf79e14ef04e60f685df6ae8fc153
PDF
Publication page6fb3cd615bd6d9795ff4d98f94b15d724987056841b847655a35b8c16045eb38
Manifesta2d8142ac16fad694447aa597ee0b1bda900632add4a9614f368a016bf20ee41

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatureu0igCIPCHu6Rp0RcyIVYPbGZde8sMf2LCunJQCCxR4Mhc+pMrha+3NfiVw39aYE6lnlbtJVrBLvJtgG8ScMuBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:52.135817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086969
observed 6fb3cd615bd6d9795ff4d98f94b15d72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:52.118539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086969/manifest.json
observed a2d8142ac16fad694447aa597ee0b1bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:52.101018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086969/publication.md
observed fd84c4175ba421efbff2eccb1f10c09b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:52.083405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086969/publication.txt
observed eedc7bd0536ec4e6e2f6640922b57bbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.